diff --git a/rpi/main.py b/rpi/main.py
index fc3b042b..fa899311 100644
--- a/rpi/main.py
+++ b/rpi/main.py
@@ -12,7 +12,7 @@ app = Flask(__name__)
 screen = Screen()
 mqtt_service = MQTTService("127.0.0.1", 1883)
 rfid_reader = RfidReader("/dev/serial0", 9600)
-light_sensor_reader = LoraLightSensorReader("/dev/ttyUSB1", 57600)
+light_sensor_reader = LoraLightSensorReader("/dev/ttyUSB1", 9600)
 detection_service = DetectionService()
 
 @app.route("/party/start", methods=['POST'])